Lauren Alaina has shared a devastating memory with fans ahead of a celebratory moment at the Opry in Nashville.EXCLUSIVE: Mickey Guyton: 'I never stood up for myself, everThe former American Idol star will flip the switch on the Opry’s signature barn backdrop, turning it pink for the night to recognize the importance of breast cancer awareness.WATCH: Lauren And Gleb freestyle on DWTSBut the singer, who recently released her debut album Sitting Pretty On Top Of The World, shared: "I know